In Catalan we call it arrova. It's interesting that, used as a unit of mass, the @ had different values in different places [1][2]: - Castille: 11.5002325 kg

In Catalan we call it arrova. It's interesting that, used as a unit of mass, the @ had different values in different places [1][2]: - Castille: 11.5002325 kg - Aragon: 12.5 kg - Catalonia: 26 pounds - Valencia: 30 pounds - Portugal: 32 pounds Apparently it's still used as a unit of measure in Spain and South America, for example for oranges [2] and cocaine [3]. [1] http://ca.wikipedia.org/wiki/Arrova http://ca.wikipedia.org/wiki/Arrova [2] http://es.wikipedia.org/wiki/Arroba_%28unidad_de_masa%29 http://es.wikipedia.org/wiki/Arroba_%28unidad_de_masa%29 [3] http://web.archive.org/web/20110101190636/http://www.delisse.ec/hojadecoca.htm http://web.archive.org/web/20110101190636/http://www.delisse...